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Issue 399111: Implement IS_OBJECT and IS_FUNCTION as inlined runtime functions.... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 11 years, 1 month ago
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1 # Copyright 2006-2009 the V8 project authors. All rights reserved. 1 # Copyright 2006-2009 the V8 project authors. All rights reserved.
2 # Redistribution and use in source and binary forms, with or without 2 # Redistribution and use in source and binary forms, with or without
3 # modification, are permitted provided that the following conditions are 3 # modification, are permitted provided that the following conditions are
4 # met: 4 # met:
5 # 5 #
6 # * Redistributions of source code must retain the above copyright 6 # * Redistributions of source code must retain the above copyright
7 # notice, this list of conditions and the following disclaimer. 7 # notice, this list of conditions and the following disclaimer.
8 # * Redistributions in binary form must reproduce the above 8 # * Redistributions in binary form must reproduce the above
9 # copyright notice, this list of conditions and the following 9 # copyright notice, this list of conditions and the following
10 # disclaimer in the documentation and/or other materials provided 10 # disclaimer in the documentation and/or other materials provided
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72 const kDayMask = 0x01f; 72 const kDayMask = 0x01f;
73 const kYearShift = 9; 73 const kYearShift = 9;
74 const kMonthShift = 5; 74 const kMonthShift = 5;
75 75
76 # Type query macros. 76 # Type query macros.
77 macro IS_NULL(arg) = (arg === null); 77 macro IS_NULL(arg) = (arg === null);
78 macro IS_NULL_OR_UNDEFINED(arg) = (arg == null); 78 macro IS_NULL_OR_UNDEFINED(arg) = (arg == null);
79 macro IS_UNDEFINED(arg) = (typeof(arg) === 'undefined'); 79 macro IS_UNDEFINED(arg) = (typeof(arg) === 'undefined');
80 macro IS_NUMBER(arg) = (typeof(arg) === 'number'); 80 macro IS_NUMBER(arg) = (typeof(arg) === 'number');
81 macro IS_STRING(arg) = (typeof(arg) === 'string'); 81 macro IS_STRING(arg) = (typeof(arg) === 'string');
82 macro IS_OBJECT(arg) = (typeof(arg) === 'object' || %_ClassOf(arg) == 'RegExp');
83 macro IS_BOOLEAN(arg) = (typeof(arg) === 'boolean'); 82 macro IS_BOOLEAN(arg) = (typeof(arg) === 'boolean');
83 macro IS_OBJECT(arg) = (%_IsObject(arg));
84 macro IS_ARRAY(arg) = (%_IsArray(arg)); 84 macro IS_ARRAY(arg) = (%_IsArray(arg));
85 # IS_FUNCTION uses %_ClassOf rather than typeof so as to exclude regexps. 85 macro IS_FUNCTION(arg) = (%_IsFunction(arg));
86 macro IS_FUNCTION(arg) = (%_ClassOf(arg) === 'Function');
87 macro IS_REGEXP(arg) = (%_ClassOf(arg) === 'RegExp'); 86 macro IS_REGEXP(arg) = (%_ClassOf(arg) === 'RegExp');
88 macro IS_DATE(arg) = (%_ClassOf(arg) === 'Date'); 87 macro IS_DATE(arg) = (%_ClassOf(arg) === 'Date');
89 macro IS_NUMBER_WRAPPER(arg) = (%_ClassOf(arg) === 'Number'); 88 macro IS_NUMBER_WRAPPER(arg) = (%_ClassOf(arg) === 'Number');
90 macro IS_STRING_WRAPPER(arg) = (%_ClassOf(arg) === 'String'); 89 macro IS_STRING_WRAPPER(arg) = (%_ClassOf(arg) === 'String');
91 macro IS_BOOLEAN_WRAPPER(arg) = (%_ClassOf(arg) === 'Boolean'); 90 macro IS_BOOLEAN_WRAPPER(arg) = (%_ClassOf(arg) === 'Boolean');
92 macro IS_ERROR(arg) = (%_ClassOf(arg) === 'Error'); 91 macro IS_ERROR(arg) = (%_ClassOf(arg) === 'Error');
93 macro IS_SCRIPT(arg) = (%_ClassOf(arg) === 'Script'); 92 macro IS_SCRIPT(arg) = (%_ClassOf(arg) === 'Script');
94 macro IS_ARGUMENTS(arg) = (%_ClassOf(arg) === 'Arguments'); 93 macro IS_ARGUMENTS(arg) = (%_ClassOf(arg) === 'Arguments');
95 macro IS_GLOBAL(arg) = (%_ClassOf(arg) === 'global'); 94 macro IS_GLOBAL(arg) = (%_ClassOf(arg) === 'global');
96 macro FLOOR(arg) = %Math_floor(arg); 95 macro FLOOR(arg) = %Math_floor(arg);
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120 macro DATE_VALUE(arg) = (%_ClassOf(arg) === 'Date' ? %_ValueOf(arg) : ThrowDateT ypeError()); 119 macro DATE_VALUE(arg) = (%_ClassOf(arg) === 'Date' ? %_ValueOf(arg) : ThrowDateT ypeError());
121 120
122 # Last input and last subject of regexp matches. 121 # Last input and last subject of regexp matches.
123 macro LAST_SUBJECT(array) = ((array)[1]); 122 macro LAST_SUBJECT(array) = ((array)[1]);
124 macro LAST_INPUT(array) = ((array)[2]); 123 macro LAST_INPUT(array) = ((array)[2]);
125 124
126 # REGEXP_FIRST_CAPTURE 125 # REGEXP_FIRST_CAPTURE
127 macro CAPTURE(index) = (3 + (index)); 126 macro CAPTURE(index) = (3 + (index));
128 const CAPTURE0 = 3; 127 const CAPTURE0 = 3;
129 const CAPTURE1 = 4; 128 const CAPTURE1 = 4;
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